html,
body {
  height: 100%;
}

body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
form,
fieldset,
input,
table,
textarea,
select,
p,
th,
td {
  margin: 0;
  padding: 0;
  user-select: none;
  box-sizing: border-box;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

img,
abbr {
  border: none;
}

caption,
cite,
code {
  font-style: normal;
  font-weight: normal;
}

ol,
ul,
li {
  list-style: none;
}

i,
b {
  font-style: normal;
}

body {
  font-size: 12px;
  line-height: 1.5;
  font-family: 'Microsoft Yahei';
  color: #333;
  background: #f5f5f5;
  -webkit-text-size-adjust: 100%;
}

input,
select,
textarea,
button {
  font-size: 14px;
  font-family: 'Microsoft Yahei';
  outline: none;
  resize: none;
}
input,textarea{
    -webkit-user-select:auto; /*webkit浏览器*/  
    user-select:auto;
    -o-user-select:auto;
    -ms-user-select:auto; 
  }
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
  word-break: break-all;
}

a {
  color: #333;
  text-decoration: none;
}

a:hover {
  color: #4177EB;
  text-decoration: none;
}

.clearfix:after {
  content: "";
  display: block;
  clear: both;
  height: 0;
}

.clear {
  height: 0;
  clear: both;
  overflow: hidden;
}
* {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
  outline: none;
  }
textarea,
select,
input {
  -webkit-appearance: none;
  -moz-appearance: none;
  -o-appearance: none;
  appearance: none;
}

.container {
  width: 100%;
  margin: 0 auto;
}

.content {
  width: 1200px;
  margin: 0 auto;
  position: relative;
}

.btn,
.btn_common {
  display: block;
  width: 140px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  color: #fff;
}

.btn_reset {
  background: #4177EB;
  text-align: center;
  margin: 0 auto;
  border-radius: 10px;
  color: #fff;
}

.btn.blue_btn,
.btn_common.blue_btn {
  background: #4177EB;
}

.btn_common.submit_btn {
  background: #4177EB;
  text-align: center;
  margin: 0 auto;
  border-radius: 10px;
}

.btn.blue_btn:hover,
.btn_common.submit_btn,
.btn_common.blue_btn {
  background: #1758DF;
  color: #fff;
}

.btn.unclick_btn {
  background: #ccc;

}

.btn.unclick_btn:hover {
  background: #ccc;
  color: #fff;

}

.btn.yellow_btn {
  background: #EB9D41;
}

.btn.yellow_btn:hover {
  background: #E78B1B;
  color: #fff;
}

.task_item h4 {
  font-size: 16px;
}

.task_item .sub {
  margin: 10px 0 0;
  color: #666;
  font-size: 16px;
  line-height: 26px;
  word-break: break-all;
}

.task_item .sub>span {
  margin-right: 5px;
}

.choose_btn {
  position: relative;
  padding: 0px 36px 20px 0;
  color: #666666;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: start;
  cursor: pointer;
}

.choose_btn:last-child {
  padding-bottom: 0;
}

.choose_btn .check_icon {
  width: 20px;
  height: 20px;
  margin-right: 20px;
}

.radio .check_icon {
  background: url(../images/single_icon.png) no-repeat;
  background-size: 100% 100%;
}

.radio.checked .check_icon {
  background: url(../images/single_active.png) no-repeat;
  background-size: 100% 100%;
}

.checkbox .check_icon {
  background: url(../images/check_icon.png) no-repeat;
  background-size: 100% 100%;
}

.checkbox.checked .check_icon {
  background: url(../images/check_active.png) no-repeat;
  background-size: 100% 100%;
}

.choose_btn .check_content {
  flex: 40px 1;
  display: flex;
  flex-direction: row;
  border: 1px solid #c1d3f9;
  justify-content: start;
  align-items: center;
  border-radius: 4px;
  height: 60px;
}

.choose_btn .check_content .check_mark {
  font-size: 16px;
  width: 60px;
  text-align: center;
  line-height: 60px;
  border-right: 1px solid #c1d3f9;
}

.choose_btn .check_content .check_title {
  color: #333;
  flex: 60px 1;
  padding: 10px 10px 10px 30px;
  height: 100%;
  display: flex;
  align-items: center;
  word-break: break-all;
  align-content: center;
  /* overflow-y: auto; */
  overflow: hidden;
}

.check_title_item {
  flex: 1;
  max-height: 46px;
  line-height: 23px;
  padding-right: 10px;
  /* padding: 10px 20px 0; */
  overflow-y: auto;
}

.right_wrong {
  width: 20px;
  height: 16px;
  position: absolute;
  right: 0;
  top: 50%;
  transform: translate(0, -50%);
}

.choose_wrong {
  top: 23px;
  transform: translate(0, 0);
}

.show_right_answer {
  display: inline-block;
  vertical-align: middle;
  color: #ec425e;
  font-size: 18px;
}

.no_data {
  width: 351px;
  height: 314px;
  margin: 0 auto;
  padding: 100px 0 20px 0;
}

.no_data img {
  width: 100%;
}

.no_answer_data {
  position: fixed;
  width: 100%;
  height: 100%;
  bottom: 0;
  top: 100px;
  left: 0;
  right: 0;
  background: #fff;
}

.no_answer_data img {
  position: absolute;
  width: 351px;
  height: 314px;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.loading_container {
  position: absolute;
  width: 100%;
  top: 50%;
  transform: translateY(-50%);
}

.img_title {
  display: block;
  max-width: 100%;
  margin: 10px auto;
}

.header {
  background: #fff;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
}

.header_top {
  height: 80px;
  padding-left: 320px;
  position: relative;
  background: #fff;
}

.header_top h1 {
  position: absolute;
  width: 144px;
  height: 42px;
  left: 0;
  top: 19px;
}

.header_top h1 img {
  display: block;
}

.header_con_link a {
  display: block;
  float: left;
  padding: 2px 7px 0;
  line-height: 76px;
  border-bottom: 2px solid #fff;
  color: #333;
  font-size: 16px;
  margin-right: 10px;
}

.header_con_link a:hover,
.header_con_link a.cur {
  border-bottom: 2px solid #5187FF;
  color: #5187FF;
}

.header_avatar_box {
  padding: 20px 0;
  height: 80px;
  position: absolute;
  top: 0;
  right: 0;
  padding-left: 50px;
}

.header_avatar_box img {
  display: block;
  width: 40px;
  height: 40px;
  position: absolute;
  left: 0;
  top: 20px;
  border-radius: 100%;
}

.header_avatar_box p {
  line-height: 40px;
}

.header_avatar_menu {
  width: 160px;
  position: absolute;
  right: 0;
  top: 80px;
  background: #fff;
  box-shadow: 0 0 5px rgba(0, 0, 0, .1);
  z-index: 999;
}

.header_avatar_menu a {
  display: block;
  padding-left: 46px;
  line-height: 60px;
  font-size: 16px;
  background-image: url(../images/header_menu_ico.png);
  background-repeat: no-repeat;
  border-bottom: 1px solid #eee;
}

.header_avatar_menu a:last-child {
  border-bottom: none;
}

.header_avatar_menu a.user {
  background-position: 20px 0;
}

.header_avatar_menu a.logout {
  background-position: 20px -60px;
}

.logout_btn:hover {
  background: #4177EB;
  color: #fff;
}

@media screen and (min-width: 767px) and (max-width: 1025px) {
  .content {
    width: 95%;
  }

  .btn {
    width: 90px;
    height: 30px;
    line-height: 30px;
  }
}

.close_img {
  position: absolute;
  right: 0;
  top: 0;
  width: 30px;
  height: 30px;
  transform: translate(50%, -50%);
  background: url("../../static/images/close_img_icon.png") no-repeat;
  background-size: 100% 100%;
  cursor: pointer;
}

input:disabled,
textarea:disabled {
  cursor: not-allowed;
  background-color: #fff;
}

.img_box {
  margin-top: 10px;
  display: inline-block;
  vertical-align: middle;
  width: 18%;
  height: 130px;
  border: 1px solid #e5e5e5;
  text-align: center;
  margin-right: 2%;
  cursor: pointer;
  position: relative;
}

.img_box:hover {
  box-shadow: 0 0 10px rgba(0, 0, 0, .1);
}

.thumbnail_img {
  max-height: 130px;
  max-width: 100%;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.imge_common {
  margin: 0;
  padding: 30px;
  box-sizing: border-box;
}

.img_box:nth-child(5n) {
  margin-right: 0;
}

.answer_tips {
  padding: 0 30px 10px 30px;
  color: #666;
}

.user_answer {
  position: absolute;
  left: -23px;
  top: 50%;
  transform: translate(0, -50%);
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
}

input[type="number"] {
  -moz-appearance: textfield;
}

input:required:invalid,
input:focus:invalid,
textarea:required:invalid,
textarea:focus:invalid {
  box-shadow: none;
}

.sort {
  float: left;
}

.question_type {
  line-height: 46px;
  padding: 0 50px;
  background: #FBFBFB;
  font-weight: bold;
  font-size: 20px;
  border-bottom: 1px solid #eee;
}

.question_type i.small {
  display: none;
}

.question_type span {
  font-size: 14px;
  color: #999;
  font-weight: normal;
}

.question_con {
  padding: 20px 50px;
}

.right_answer_box {
  margin-top: 30px;
  padding-bottom: 10px;
  border-radius: 10px;
}

.right_answer_box h4 {
  border-radius: 10px 10px 0 0;
  border: 1px solid #d8d8d8;
  background: #FBFBFB;
  height: 45px;
  padding-right: 10px;
}

.right_answer_box h4 a {
  display: block;
  float: right;
  line-height: 45px;
  margin-right: 20px;
  color: #4177EB;
  font-size: 18px;
}

.right_answer_box .right_answer_main {
  padding: 20px 30px;
  border-radius: 0 0 10px 10px;
  border: 1px solid #d8d8d8;
  border-top: none;
  font-size: 18px;
  color: #333;
  background: #FBFBFB;
}

.right_answer_box h4 a.up_arr {
  padding-right: 27px;
  background: url(../images/up_arr_ico.png) no-repeat right center;
}

.right_answer_box h4 a.down_arr {
  padding-right: 27px;
  background: url(../images/down_arr_ico.png) no-repeat right center;
}

.right_answer_main {
  padding: 0 30px 30px;
}

.read_questions .question_type {
  margin-top: 30px;
  border: 1px solid #eee;
  padding: 0 20px;
}

.read_questions .question_type i.small {
  display: block;
  float: left;
  width: 24px;
  height: 24px;
  border: 2px solid #333;
  border-radius: 100%;
  margin: 11px 10px 0 0;
  line-height: 22px;
  text-align: center;
  font-size: 16px;
}

.read_questions .question_type i.big {
  display: none;
}

.read_questions .question_con {
  padding: 20px 0;
}

.scroll_style {
  display: flex;
  /* align-items: center; */
  word-break: break-all;
  align-content: center;
  padding: 5px 10px;
  margin: 6px 5px;
  line-height: 23px;
  height: 46px;
  overflow-x: hidden;
  overflow-y: auto;
}

.scroll_style::-webkit-scrollbar {
  width: 2px;
  height: 2px;
}

.scroll_style::-webkit-scrollbar-thumb {
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.1);
}

.scroll_style::-webkit-scrollbar-track {
  border-radius: 0;
  background: rgba(0, 0, 0, 0.05);
}

.check_title_item::-webkit-scrollbar {
  width: 2px;
  height: 2px;
}

.check_title_item::-webkit-scrollbar-thumb {
  border-radius: 3px;
  background: rgba(0, 0, 0, 0.1);
}

.check_title_item::-webkit-scrollbar-track {
  border-radius: 0;
  background: rgba(0, 0, 0, 0.05);
}

.answer_item {
  display: inline-block;
  width: 20px;
  height: 20px;
  background: #333;
  border-radius: 100%;
  line-height: 20px;
  font-size: 12px;
  color: #fff;
  text-align: center;
}

.short_score {
  width: 290px;
  height: 50px;
  line-height: 50px;
}

.short_score input {
  height: 100%;
  width: 100%;
  border: 1px solid #d8d8d8;
  padding: 10px;
  background: #fbfbfb;
  box-sizing: border-box;
  border-radius: 4px;
  color: #333;
}

.short_mark {
  border-radius: 4px;
  width: 100%;
  margin-top: 20px;
  padding: 20px;
  box-sizing: border-box;
  border: 1px solid #d8d8d8;
  background: #fbfbfb;

}

.short_mark h3 {
  font-size: 18px;
  color: #333;
  font-weight: bold;
}

.short_mark textarea,
.short_mark .judeg_text {
  border: none;
  word-break: break-all;
  width: 100%;
  padding-top: 10px;
  background: #fbfbfb;
  box-sizing: border-box;
  color: #666;
  font-size: 16px;
  border-radius: 4px;
  line-height: 24px;
}

.anaysis_main {
  padding: 30px;
  border: 1px solid #eeeeee;
  border-radius: 20px;
  max-height: 300px;
  overflow-y: auto;
}

/* 改错题btn样式 */
.check_btn_box {
  width: 100%;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}

.check_btn_box>div {
  width: 200px;
  height: 50px;
  border-radius: 25px;
  line-height: 50px;
  border: 1px solid #4277ec;
  background: #ecf1fe;
  box-sizing: border-box;
  font-size: 16px;
  margin: 0 10px;
  color: #4277ec;
  text-align: center;
  cursor: pointer;
}

.check_btn_box .cancel_btn {
  border: 1px solid #ec9e42;
  background: #fef7ec;
  color: #ec9e42;
}

.display_result_preview {
  text-align: right;
}

.display_result_preview .dislay_btn_item {
  width: 140px;
  height: 50px;
  line-height: 50px;
  border: 1px solid #c1d3f9;
  border-radius: 10px;
  background: #fbfcff;
  color: #4277ec;
  font-size: 18px;
  text-align: center;
  margin-left: 20px;
  display: inline-block;
  cursor: pointer;
}

.task_item_header {
  margin-bottom: 20px;
}
.no_data_img{
    background: #fbfcff;
    word-break: break-all;
    width: 100%;
    border-radius: 10px;
    padding: 20px;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    border: 1px solid #c1d3f9;
    color: #333;
    font-size: 16px;
    border-radius: 3px;
    line-height: 24px;
    margin-bottom: 20px;
}